<?php  //$Id: lib.php,v 1.1.2.3 2008/02/05 15:22:07 poltawski Exp $

require_once($CFG->dirroot.'/user/filters/lib.php');

if (!defined('MAX_BULK_USERS')) {
	define('MAX_BULK_USERS', 2000);
}

function add_selection_all($ufiltering) {
	global $SESSION;

	$guest = get_guest();
	$sqlwhere = $ufiltering->get_sql_filter("id<>{$guest->id} AND deleted <> 1");

	if ($rs = get_recordset_select('user', $sqlwhere, 'fullname', 'id,'.sql_fullname().' AS fullname')) {
		while ($user = rs_fetch_next_record($rs)) {
			if (! isset($SESSION->bulk_users[$user->id])) {
				$SESSION->bulk_users[$user->id] = $user->id;
			}
		}
		rs_close($rs);
	}
}

function get_selection_data($ufiltering) {
	global $SESSION;

	// get the SQL filter
	$guest = get_guest();
	$sqlwhere = $ufiltering->get_sql_filter("id<>{$guest->id} AND deleted <> 1");

	$total  = count_records_select('user', "id<>{$guest->id} AND deleted <> 1");
	$acount = count_records_select('user', $sqlwhere);
	$scount = count($SESSION->bulk_users);

	$userlist = array('acount'=>$acount, 'scount'=>$scount, 'ausers'=>false, 'susers'=>false, 'total'=>$total);
	$userlist['ausers'] = get_records_select_menu('user', $sqlwhere, 'fullname', 'id,'.sql_fullname().' AS fullname', 0, MAX_BULK_USERS);

	if ($scount) {
		if ($scount < MAX_BULK_USERS) {
			$in = implode(',', $SESSION->bulk_users);
		} else {
			$bulkusers = array_slice($SESSION->bulk_users, 0, MAX_BULK_USERS, true);
			$in = implode(',', $bulkusers);
		}
		$userlist['susers'] = get_records_select_menu('user', "id IN ($in)", 'fullname', 'id,'.sql_fullname().' AS fullname');
	}

	return $userlist;
}


?>
